2006 BMW 645 vs. 1984 GMC Suburban
To start off, 2006 BMW 645 is newer by 22 year(s). Which means there will be less support and parts availability for 1984 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1984 GMC Suburban would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 175 more horse power than 1984 GMC Suburban. (153 HP @ 4000 RPM). In normal driving conditions, 2006 BMW 645 should accelerate faster than 1984 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 1984 GMC Suburban weights approximately 434 kg more than 2006 BMW 645.
Because 1984 GMC Suburban is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 645. In wet, icy, snow, or gravel driving conditions, 1984 GMC Suburban will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 BMW 645 (450 Nm @ 3600 RPM) has 138 more torque (in Nm) than 1984 GMC Suburban. (312 Nm @ 2400 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1984 GMC Suburban.
Compare all specifications:
| 2006 BMW 645 | 1984 GMC Suburban | |
| Make | BMW | GMC |
| Model | 645 | Suburban |
| Year Released | 2006 | 1984 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 4300 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 328 HP | 153 HP |
| Engine RPM | 6100 RPM | 4000 RPM |
| Torque | 450 Nm | 312 Nm |
| Torque RPM | 3600 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1810 kg | 2244 kg |
| Vehicle Length | 4830 mm | 5480 mm |
| Vehicle Width | 1860 mm | 1950 mm |
| Vehicle Height | 1380 mm | 1800 mm |
| Wheelbase Size | 2790 mm | 3300 mm |
